Cascading Style Sheets, or CSS, are designed to separate the document content from the actual presentation of the document. This has the result of improving readability of the source code as well as offering more presentation offerings.
CSS Tips & Tricks
- Wrapping the pre tag
- Object-Oriented CSS: What, How, and Why
- Efficiently Rendering CSS
- CSS DIY Organization
- instaCSS provides an easy reference to all CSS properties